Dieter Senghaas, professor emeritus of international relations, University of Bremen, was one of most innovative contemporary German social scientists, with major contributions on peace and development research and on music and peace. He was awarded many prizes: the International Peace Research Award (1987), Göttingen Peace Prize (1999), Culture and Peace Prize of the Villa Ichon in Bremen (2006), and the Leopold-Kohr Prize of the Austrian Ministry of Science and Research (2010). In addition to his autobiographic notes and his selected bibliography, this book offers a global audience five key texts by D. Senghaas (1974-2009): Towards an Analysis of Threat Policy in International Relations; Friedrich List and the Basic Problems of Development; Developing the Definitions of Perpetual Peace (‘para pacem’): Through What and How is Peace Constituted Today?; Sounds of Peace: On Peace Fantasies and Peace Offerings in Classical Music; and Enhancing Human Rights – A Contribution to Viable Peace.